Hydraulic System Requirements; Typical Layout; Performance Charts - Ramsey Winch RPH 25000 Betriebs-, Instandhaltungs- Und Wartungshandbuch

HYDRAULIC SYSTEM REQUIREMENTS

Refer to the performance charts, below, to properly match your hydraulic system to RPH-25000 winch performance. The charts
consist of:
(1) Line pull (lb.) first layer vs. working pressure (PSI) and
(2) Line speed, first layer (FPM) vs. gallons per minute (GPM).

TYPICAL LAYOUT

MOTOR
A
BRAKE
PORT
B

PERFORMANCE CHARTS

25000
20000
15000
10000
5000
0
0 500
WORKING PRESSURE, PSI
DUAL-A & B PORT CONTROL
WITH BRAKE RELEASE SHUTTLE
1000 1500 2000 2500
BASED ON 8.0 CU. IN/REV. MOTOR
HIGH PRESSURE LINE
CONTROL VALVE
3 POSITION
4 WAY VALVE
(MOTOR SPOOL)
30
25
20
15
10
5
0
3000
0
GALLONS PER MINUTE
5
LOW PRESSURE LINE
PUMP
5
10 15